<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>【群组+派生】</title>
	    <style>
			/*选择器：群组选择器---选中所有 */
			p,div,#table,.dl{
				width: 200px;
				height: 200px;
				background: #ee5a2c ;
			}
			/*派生选择器：后代选择器---选中父元素下的所有子元素
			语法：[父]元素选择器 [子]元素选择器*/
			ul li{
				width: 100px;
				height: 100px;
				background: #55ff7f;
			}
		</style> 
	</head>
	<body>
		<ul>
			<li>好东西</li>
			<li>飞驰认识</li>
			<li>鸳鸯楼</li>
			<li>好运来</li>
		</ul>
		
		<hr>
		<!--块元素特点：可以设置宽高，独占一行 -->	
		<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Fugit beatae possimus doloribus alias dolorem perferendis sit! Et quis saepe necessitatibus, quae voluptatum assumenda inventore, modi vero debitis, accusantium minus ad.</p>
	    <div>Lorem ipsum dolor sit, amet consectetur adipisicing elit. Quisquam nobis molestiae aliquam necessitatibus debitis amet quis tempore. Consequuntur distinctio, aliquid dicta eaque officia repellendus tempore aperiam quia eos neque. Illo.</div>
	    <h2>Lorem ipsum dolor sit amet consectetur, adipisicing elit. Provident, eum adipisci aliquam laudantium ea placeat aspernatur qui facere autem totam, soluta reiciendis? Repellendus in quas nemo et, cumque aperiam nobis?</h2>
	    <table id="table">
	    	<tr>
				<td>lorem</td>
			    <td>lorem</td>
			</tr>
	    	<tr>
				<td>lorem</td>
				<td>lorem</td>
			</tr>
	    </table>
		<dl class="dl">
			<dt></dt>
			<dd>解释图</dd>
		</dl>
	</body>
</html>